package visitor;
import arbori.*;
import functii.*;
import operatori.*;

public abstract class Visitor {
	public abstract void visit(Plus p);
	public abstract void visit(Minus m);
	public abstract void visit(Cat c);
	public abstract void visit(Produs p);
	public abstract void visit(Constanta c);
	public abstract void visit(Necunoscuta n);
	public abstract void visit(Sin s);
	public abstract void visit(Cos c);
	
	public abstract void visit(Nod n);
	

}
